<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>欢迎登录</title>
    <link rel="stylesheet" href="static/plugins/bootstrap-3.3.5/css/bootstrap.css"/>
    <style>
        .account{
            width: 460px;
            height: 280px;
            border: 1px solid #bbbbbb;
            border-radius: 5px;

            box-shadow: 5px 5px 15px #aaa;

            margin-left: auto;
            margin-right: auto;
            margin-top: 150px;
        }
        .account h2{
            text-align: center;
        }
    </style>
</head>
<body>
    <div class="account">
        <h2>欢 迎 登 录</h2>

        <form class="container-fluid">
            <div class="form-group">
                <label for="exampleInputEmail1">账号</label>
                <input type="email" class="form-control" id="exampleInputEmail1" placeholder="请输入用户名/账号">
            </div>
            <div class="form-group">
                <label for="exampleInputPassword1">密码</label>
                <input type="password" class="form-control" id="exampleInputPassword1" placeholder="请输入密码">
            </div>

            <button type="submit" class="btn btn-primary">登 录</button>
        </form>
    </div>
</body>
</html>